Nature offers a lush variety of healthful, intriguing, and delicious gruits and vegetables that don't require a gardener's green thumb to enjoy, yet most Americans limit themselves to about 60 or so fruits, vegetables, nuts, and grains. From horsetails, ferns, and conifers toshrubs, vines, and herbaceous s pecies, this guide describes how to find, identify and use hundreds of plants as tasty morsels.